#include<iostream> // cin\cout\endl #include<cstdio> //scanf()\printf() #include<cstring> // strcpy()\strcat()\strcmp()\strlen()\memset() #include<cmath> //sqrt()\pow()\abs()\ceil()\floor()\max()\min() using namespace std; int main() { int id, score; for (int i = 0; i < 50; ++i) { cin >> id >> score; if (score >= 80) { cout << id << " " << score << endl; } } return 0; }